Home / 3,753.20-5,630.38-1,673.92

Finding the Fourth Proportional to 3,753.20, 5,630.38 and 1,673.92

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Solution

The fourth proportional to 3,753.20, 5,630.38 and 1,673.92 is: 2,511.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.20 : 5,630.38 = 1,673.92 : x
  2. Step 2: Convert to fraction form
    3,753.20/5,630.38 = 1,673.92/x
  3. Step 3: Cross multiply
    3,753.20x = 5,630.38 × 1,673.92
  4. Step 4: Simplify right side
    3,753.20x = 9,424,805.69
  5. Step 5: Solve for x
    x = 9,424,805.69/3,753.20
  6. Step 6: Final answer
    x = 2,511.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.